Malicious PDF — malware analysis report

Static analysis result for SHA-256 7a1d9bbdcddcf0ee…

MALICIOUS

PDF

35.2 KB Authoring application: ImageMagick
MD5: 8baa5592f2e23184fc47b8f672a5174f SHA-1: cd55fe185da64fbdcc031fb8057b01b80b8750b6 SHA-256: 7a1d9bbdcddcf0ee9eb8410c469fcc8dc3eb904e7b613bcc2cb8a895b3ee663c
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded URLs pointing to external PDF files, a technique often used for SEO manipulation or to host phishing content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. No scripts were extracted, limiting the analysis of direct execution capabilities.

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://nextlevelgolfusa.com/uploads/1/3/0/2/130289748/0b9fc668.pdf
    • http://arsengineeringservices.com/uploads/1/3/0/6/130604687/9b2f95.pdf
    • http://btmamusic.com/uploads/1/3/0/7/130738841/zunefaxeb-nebazuxaduvika.pdf
    • http://ready2startup.org/uploads/1/3/0/6/130639221/wijewi_gosadadesikufir_zimolatasisevaf.pdf
    • http://mariannealeck.com/uploads/1/3/0/5/130550986/9552576.pdf
    • http://newstylemarket.com/uploads/1/3/0/6/130622011/130622011.html#how+to+draw+a+frequency+polygon+for+ungrouped+data

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000010bd.bin
f0cbf7821ed29e208c116f092ac7c1a80d7a338a751d92d53d918f780c88dd98		 pdf-font-stream PDF embedded font (sfnt) at offset 0x10BD 7976 bytes

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